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In a 955H hydraulic bucket lift I added cat engine oil 15w-40 when we changed the seals on one of the cylinders. When I went back for more hydraulic fluid they gave me HYDO Advanced 10. Also what is r… read more

I have a Dresser TD7G 1990 dozer. As I understand it, there are 2 oil tanks. The one to the right side of seat is for the blade and holds 10 gallons. The one in the main frame under the seat is for th… read more

we brought a 1995 ? 215 extend a hoe probably a year ago and its been operating fine, the other day it just stopped going into forward or reverse. I checked all the fuses, changed some resistors still… read more

I have tried to answer Dan but to no avail. I have a Cat D8H s/n 46A 13622 with 183Hyd system S/N 27H1754.This Machine has been a scraper tractor for years and I am putting dozer on tractor. The Hydra… read more

I am not a backhoe mechanic I am an auto tech. my landlord owns a cat 426 backhoe and he is having a problem, it will not move forward it will move backward and has all 4 speeds. this machine has not … read more

I have a 320 D it chews thru engine oil I have full package and warranty I just went back to work to stoke fires on farm and machine won't start due to very low engine oil if these fires go out I'm in… read more

What's best way to change oil in final drive? Should I track it to let oil warm up ? Is there a way to flush? I know where plugs are but should I pick up opposite side of machine so it will drain bett… read more

I bought a rebuilt Cat D8H 46A and it runs great except for one problem. I suspect a dirty filter or hydraulic line. 4 times while working it I lost the transmission. It shut off, no response to shift… read more

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Meet the Experts:

Curtis B.

Technician

1,409 satisfied customers

Technican turned service manager with multiple lines of equipment and rental units.

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.